| 大佛寺矿40104运顺钻孔事故分析及处理技术 |
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| 引用本文： | 赵永哲.大佛寺矿40104运顺钻孔事故分析及处理技术[J].探矿工程,2009(11):18-20. |
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| 作者姓名： | 赵永哲 |
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| 作者单位： | 煤炭科学研究总院西安研究院,陕西西安710054 |
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| 摘 要： | 针对大佛寺矿40104工作面运顺钻孔抱钻、掉钻事故的具体状况,经分析钻孔事故发生的可能原因,对钻具打捞方案进行分析优选,通过理论分析与现场实践相结合,成功打捞了孔内钻具,为采煤排除了安全隐患。
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| 关 键 词： | 钻孔事故 抱钻 钻具打捞 钻进工艺 |
Analysis of Borehole Accident and Countermeasures of the 40104 Working Face Transport Tunnel in a Mine |
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| ZHAO Yong-zhe.Analysis of Borehole Accident and Countermeasures of the 40104 Working Face Transport Tunnel in a Mine[J].Exploration Engineering(Drilling & Tunneling),2009(11):18-20. |
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| Authors: | ZHAO Yong-zhe |
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| Institution: | ZHAO Yong-zhe (Xi＇an Branch of China Coal Research Institute, Xi＇ an Shaanxi 710054, China) |
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| Abstract: | In this paper,borehole accident condition for the 40104 working face transport tunnel in a mine was introduced,the possible reasons for borehole accident were analyzed,drilling tool fishing projects were analyzed and optimized.The theory analysis and field condition were combined together,drilling tools were fished successfully,and potential safety hazard for coal mining was eliminated.It provides a reference for analysis and deal with borehole accident. |
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| Keywords: | borehole accident wedging of drilling rod drilling tool fishing drilling technology |
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